25541330 has 8 divisors (see below), whose sum is σ = 45974412. Its totient is φ = 10216528.

The previous prime is 25541323. The next prime is 25541357. The reversal of 25541330 is 3314552.

It can be written as a sum of positive squares in 2 ways, for example, as 23203489 + 2337841 = 4817^2 + 1529^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 25541296 and 25541305.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1277057 + ... + 1277076.

Almost surely, 2^25541330 is an apocalyptic number.

25541330 is a deficient number, since it is larger than the sum of its proper divisors (20433082).

25541330 is a wasteful number, since it uses less digits than its factorization.

25541330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2554140.

The product of its (nonzero) digits is 1800, while the sum is 23.

The square root of 25541330 is about 5053.8430921428. The cubic root of 25541330 is about 294.4971996240.

Adding to 25541330 its reverse (3314552), we get a palindrome (28855882).

The spelling of 25541330 in words is "twenty-five million, five hundred forty-one thousand, three hundred thirty".